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Performance: move the state out of multifile class parts to avoid synchronization.

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Ilya Gorbunov
2016-04-12 19:20:29 +03:00
parent 8304c85f4f
commit a2db8f9090
2 changed files with 9 additions and 7 deletions
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libraries/stdlib/src/kotlin/collections/Maps.kt
+2 -3
View File
@@ -80,9 +80,6 @@ public fun <K, V> linkedMapOf(vararg pairs: Pair<K, V>): LinkedHashMap<K, V>
* to the Collection constructor for HashSet, (c.size()/.75f) + 1, but provides further optimisations for very small or * to the Collection constructor for HashSet, (c.size()/.75f) + 1, but provides further optimisations for very small or
* very large sizes, allows support non-collection classes, and provides consistency for all map based class construction. * very large sizes, allows support non-collection classes, and provides consistency for all map based class construction.
*/ */
private val INT_MAX_POWER_OF_TWO: Int = Int.MAX_VALUE / 2 + 1
@kotlin.internal.InlineExposed @kotlin.internal.InlineExposed
internal fun mapCapacity(expectedSize: Int): Int { internal fun mapCapacity(expectedSize: Int): Int {
if (expectedSize < 3) { if (expectedSize < 3) {
@@ -94,6 +91,8 @@ internal fun mapCapacity(expectedSize: Int): Int {
return Int.MAX_VALUE // any large value return Int.MAX_VALUE // any large value
} }
private const val INT_MAX_POWER_OF_TWO: Int = Int.MAX_VALUE / 2 + 1
/** Returns `true` if this map is not empty. */ /** Returns `true` if this map is not empty. */
@kotlin.internal.InlineOnly @kotlin.internal.InlineOnly
public inline fun <K, V> Map<K, V>.isNotEmpty(): Boolean = !isEmpty() public inline fun <K, V> Map<K, V>.isNotEmpty(): Boolean = !isEmpty()
libraries/stdlib/src/kotlin/text/StringBuilderJVM.kt
+7 -4
View File
@@ -3,11 +3,14 @@
package kotlin.text package kotlin.text
/** Line separator for current system. */ private object SystemProperties {
private val LINE_SEPARATOR: String by lazy { System.getProperty("line.separator")!! } /** Line separator for current system. */
@JvmField
val LINE_SEPARATOR = System.getProperty("line.separator")!!
}
/** Appends a line separator to this Appendable. */ /** Appends a line separator to this Appendable. */
public fun Appendable.appendln(): Appendable = append(LINE_SEPARATOR) public fun Appendable.appendln(): Appendable = append(SystemProperties.LINE_SEPARATOR)
/** Appends value to the given Appendable and line separator after it. */ /** Appends value to the given Appendable and line separator after it. */
@kotlin.internal.InlineOnly @kotlin.internal.InlineOnly
@@ -18,7 +21,7 @@ public inline fun Appendable.appendln(value: CharSequence?): Appendable = append
public inline fun Appendable.appendln(value: Char): Appendable = append(value).appendln() public inline fun Appendable.appendln(value: Char): Appendable = append(value).appendln()
/** Appends a line separator to this StringBuilder. */ /** Appends a line separator to this StringBuilder. */
public fun StringBuilder.appendln(): StringBuilder = append(LINE_SEPARATOR) public fun StringBuilder.appendln(): StringBuilder = append(SystemProperties.LINE_SEPARATOR)
/** Appends [value] to this [StringBuilder], followed by a line separator. */ /** Appends [value] to this [StringBuilder], followed by a line separator. */
@kotlin.internal.InlineOnly @kotlin.internal.InlineOnly